[PATCH]: Re: KDB updates

linas at austin.ibm.com linas at austin.ibm.com
Fri Mar 19 09:31:07 EST 2004


I don't have bk push authority to ameslab, can you commit the attached
patch from Ananth?  (unless Ananth writes back and says 'stop don't do it')
I tested it on power3, it handles user-space stacks much better, and also
fixes my '10 seconds to enter kdb' complaint.


On Thu, Mar 18, 2004 at 07:16:47PM +0500, Ananth N Mavinakayanahalli wrote:
> We are working with your patch (now in ameslab) and found an issue with
> stack backtrace for the "current" process. Inlined is a patch that fixes
> it (uses a method similar to the i386 code) and it also contains a few
> other checks. Please comment....
> (Oh, I had to define irq_affinity[NR_IRQS] as extern in xics.c for a
> successful UNI build)
> We have been working on a Power3 box all this while and KDB works fine.
> We are now trying it on a p630 but the machine locks up solid immediately
> upon entry; we have to reset it through the hmc console.
> Just curious if you had the patch working on SMP? Are there any other
> issues to take care of in this case? Any pointers would be helpful.
> Thanks,
> Ananth
> --
> Ananth Narayan
> Linux Technology Center,
> IBM Software Lab, INDIA

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